package com.woniuxy01;

import java.util.HashSet;

/**
 * @author 作者
 * @create 2025-11-10 11:43
 */
public class Test02 {
    public static void main(String[] args) {
        HashSet<String> strs=new HashSet<>();
        for(int i=1;i<=12;i++){
            strs.add(i+"");
        }
        strs.add("13");
        System.out.println("");
    }

    private static void test01() {
        HashSet<Teacher> teachers=new HashSet<>();
        teachers.add(new Teacher(1,"aaa"));
        teachers.add(new Teacher(2,"bbb"));
        teachers.add(new Teacher(1,"aaa"));
        teachers.add(new Teacher(2,"bbb"));
        teachers.forEach(System.out::println);
    }
}
